15 339.0 23.0 16.0 231.0 884.0 994.0 132.0 323.0 146.0 659.0 543.0 669.0 371.0 548.0 398.0 628.0 766.0 273.0 508.0 670.0 59.0 980.0 765.0 330.0 458.0 70.0 423.0 245.0 672.0 558.0 0 2 0 3 2 4 3 4 0 5 1 5 3 5 0 6 4 6 5 6 0 7 3 7 5 7 6 7 0 8 2 8 6 8 3 9 6 9 0 10 1 10 2 10 4 10 6 10 3 11 5 11 7 11 1 12 7 12 1 13 9 13 12 13 0 14 7 14 12 14 13 14